Find the mean of the data set 2 9 7 4 6 1

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

20 points for the answer. this is for real , don't put random ! a rectangle has a length of 4 centimeters and a width of 7 centimeters. what is the effect on the perimeter when the dimensions are multiplied by 5? the perimeter is increased by a factor of 5. the perimeter is increased by a factor of 20. the perimeter is increased by a factor of 25. the perimeter is increased by a factor of 100.

In the figure, triangle aob and triangle boc form a linear pair ,find the measure of x